ICD-10-CM category I97: Intraoperative and postprocedural complications and disorders of circulatory system, not elsewhere classified
Category I97 is a heading in chapter 9 (Diseases of the circulatory system (I00-I99)), section Other and unspecified disorders of the circulatory system (I95-I99). It is not billable; report one of the 39 complete codes below.
Notes that apply to every I97 code
- Excludes2 (not part of this condition, may be coded together)
- postprocedural shock (T81.1-)
Billable codes in I97
| Code | Description |
|---|---|
| I97.0 | Postcardiotomy syndrome |
| I97.110 | Postprocedural cardiac insufficiency following cardiac surgery |
| I97.111 | Postprocedural cardiac insufficiency following other surgery |
| I97.120 | Postprocedural cardiac arrest following cardiac surgery |
| I97.121 | Postprocedural cardiac arrest following other surgery |
| I97.130 | Postprocedural heart failure following cardiac surgery |
| I97.131 | Postprocedural heart failure following other surgery |
| I97.190 | Other postprocedural cardiac functional disturbances following cardiac surgery |
| I97.191 | Other postprocedural cardiac functional disturbances following other surgery |
| I97.2 | Postmastectomy lymphedema syndrome |
| I97.3 | Postprocedural hypertension |
| I97.410 | Intraoperative hemorrhage and hematoma of a circulatory system organ or structure complicating a cardiac catheterization |
| I97.411 | Intraoperative hemorrhage and hematoma of a circulatory system organ or structure complicating a cardiac bypass |
| I97.418 | Intraoperative hemorrhage and hematoma of a circulatory system organ or structure complicating other circulatory system procedure |
| I97.42 | Intraoperative hemorrhage and hematoma of a circulatory system organ or structure complicating other procedure |
| I97.51 | Accidental puncture and laceration of a circulatory system organ or structure during a circulatory system procedure |
| I97.52 | Accidental puncture and laceration of a circulatory system organ or structure during other procedure |
| I97.610 | Postprocedural hemorrhage of a circulatory system organ or structure following a cardiac catheterization |
| I97.611 | Postprocedural hemorrhage of a circulatory system organ or structure following cardiac bypass |
| I97.618 | Postprocedural hemorrhage of a circulatory system organ or structure following other circulatory system procedure |
| I97.620 | Postprocedural hemorrhage of a circulatory system organ or structure following other procedure |
| I97.621 | Postprocedural hematoma of a circulatory system organ or structure following other procedure |
| I97.622 | Postprocedural seroma of a circulatory system organ or structure following other procedure |
| I97.630 | Postprocedural hematoma of a circulatory system organ or structure following a cardiac catheterization |
| I97.631 | Postprocedural hematoma of a circulatory system organ or structure following cardiac bypass |
| I97.638 | Postprocedural hematoma of a circulatory system organ or structure following other circulatory system procedure |
| I97.640 | Postprocedural seroma of a circulatory system organ or structure following a cardiac catheterization |
| I97.641 | Postprocedural seroma of a circulatory system organ or structure following cardiac bypass |
| I97.648 | Postprocedural seroma of a circulatory system organ or structure following other circulatory system procedure |
| I97.710 | Intraoperative cardiac arrest during cardiac surgery |
| I97.711 | Intraoperative cardiac arrest during other surgery |
| I97.790 | Other intraoperative cardiac functional disturbances during cardiac surgery |
| I97.791 | Other intraoperative cardiac functional disturbances during other surgery |
| I97.810 | Intraoperative cerebrovascular infarction during cardiac surgery |
| I97.811 | Intraoperative cerebrovascular infarction during other surgery |
| I97.820 | Postprocedural cerebrovascular infarction following cardiac surgery |
| I97.821 | Postprocedural cerebrovascular infarction following other surgery |
| I97.88 | Other intraoperative complications of the circulatory system, not elsewhere classified |
| I97.89 | Other postprocedural complications and disorders of the circulatory system, not elsewhere classified |
Sources
Every figure on this page is taken from the CMS publications below, as released by the Centers for Medicare & Medicaid Services. Projection built 2026-10-10. Verify against the primary file before billing or contracting decisions. The reference methodology explains how each figure is computed from these files.
- ICD-10-CM FY2027 tabular order file (category titles)Version FY2027 · effective 2026-10-01 · file icd10cm_order_2027.txtSHA-256 38981fb2c1226e2b…
- ICD-10-CM FY2027 tabular list (chapter titles and ranges)Version FY2027 · effective 2026-10-01 · file 2027-code-tables-tabular-index.zipSHA-256 37baa476323714be…
- ICD-10-CM FY2027 code descriptions addenda (codes added, deleted and revised)Version FY2027 · effective 2026-10-01 · file icd10cm_codes_addenda_2027.txtSHA-256 cfba025073235af4…
- ICD-10 MS-DRG Definitions Manual v44 (text)Version v44 · effective 2026-10-01 · file fy2027-fr-icd10-ms-drg-definitions-manual-files-v44.zipSHA-256 ae4f6c11727fe91f…
- IPPS FY2027 Tables 6A-6K: new, invalid and revised ICD-10-CM/PCS codes, CC/MCC list changes and CC exclusionsVersion FY2027 (final rule; not reissued by CN3) · effective 2026-10-01 · file fy2027-ipps-fr-tables-6a-6k.zipSHA-256 ca0af87b0869a405…
- ICD-10-CM FY2027 POA-exempt codes (full list, additions, deletions and revisions)Version FY2027 · effective 2026-10-01 · file 2027-poa-exempt-codes.zipSHA-256 03f55091045024d0…
- ICD-10-CM to CMS-HCC V28 mappings, payment year 2027 initialVersion PY2027 initial ICD-10-CM mappings (dates of service 2026) · effective 2027-01-01 · file 2027 Initial ICD-10-CM Mappings.csvSHA-256 9c260b06d0dd2806…
- Medicare Coverage Database, current Billing and Coding Articles exportVersion MCD release 2026-10-08 · effective 2026-10-04 · file article.csvSHA-256 5e95c4a8ac3664be…
Codes from the FY2027 ICD-10-CM files (all chapters). Report the code that matches the documentation and the Official Guidelines; this list is not coding advice.